sortLabelledTri.C

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
     \\/     M anipulation  |
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License
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#include "sortLabelledTri.H"
#include "labelledTri.H"
#include "triSurface.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// * * * * * * * * * * * * * * * Private Classes * * * * * * * * * * * * * * //
 
inline bool surfAndLabel::less::operator()
(
    const surfAndLabel& one,
    const surfAndLabel& two
) const
{
    const triSurface& surf = *one.surfPtr_;
    return surf[one.index_].region() < surf[two.index_].region();
}
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
// Construct from components
sortLabelledTri::sortLabelledTri(const triSurface& surf)
:
    List<surfAndLabel>(surf.size(), surfAndLabel(surf, -1))
{
 
    // Set the face label
    forAll(surf, faceI)
    {
        operator[](faceI).index_ = faceI;
    }
 
    // Sort according to region number.
    sort(*this, surfAndLabel::less());
}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
void sortLabelledTri::indices(labelList& newIndices) const
{
    newIndices.setSize(size());
 
    forAll(newIndices, i)
    {
        newIndices[i] = operator[](i).index_;
    }
}
 
 
labelList sortLabelledTri::indices() const
{
    labelList newIndices(size());
    indices(newIndices);
    return newIndices;
}
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// ************************************************************************* //